CVE-2021-43543

Katalog CVE

CVSS 6.1 · Medium EPSS 1,5%

Kerentanan Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') pada mozilla firefox, mozilla firefox esr +2 lainnya. Skor CVSS 3.1 6.1 (Medium) menurut NVD.

Deskripsi (NVD)

Documents loaded with the CSP sandbox directive could have escaped the sandbox's script restriction by embedding additional content. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

Rincian

Terbit di NVD

8 Desember 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

6.1 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

EPSS (30 hari)

1,5% peluang dieksploitasi; lebih tinggi dari 72,7% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.mozilla.org/show_bug.cgi?id=1738418 issue tracking · permissions required · advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2021-52/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2021-53/ advisory vendor
• https://www.mozilla.org/security/advisories/mfsa2021-54/ advisory vendor
• https://lists.debian.org/debian-lts-announce/2021/12/msg00030.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2022/01/msg00001.html mailing list · advisory pihak ketiga
• https://security.gentoo.org/glsa/202202-03 advisory pihak ketiga
• https://security.gentoo.org/glsa/202208-14 advisory pihak ketiga
• https://www.debian.org/security/2021/dsa-5026 advisory pihak ketiga
• https://www.debian.org/security/2022/dsa-5034 advisory pihak ketiga